The traffic forecast used to justify your road widening is bogus
The predicted traffic levels on which transportation planners base their decisions are erroneous and rooted in obsolete methods. Here’s how transportation models fail to...
Transportation for America Applauds Long-awaited USDOT GHG Rule
The GHG emissions measure will require U.S. states and territories to measure and report transportation-related emissions on federal roadways.
WASHINGTON, D.C. (Nov. 27) — Last...
The IIJA is a climate time bomb. Will states defuse it?
Despite the transportation sector being the biggest emitter of U.S. greenhouse gasses, our AI-powered analysis of over 57,000 infrastructure law-funded state projects shows that...
States say they put safety first. Why do people keep dying on state-owned roads?
Ask anyone at a state department of transportation, and they’ll tell you that safety is their top priority. Despite these good intentions, our streets...
New resource for state DOTs
The State Smart Transportation Initiative just released its new framework, Innovative DOT. This comprehensive framework offers 34 specific recommendations designed to support state transportation...
Centering priorities: A new framework on project selection for transportation agencies
From transportation agencies tasked with long-range transportation plans (LRTP) to Metropolitan Planning Organizations (MPO) developing Transportation Improvement Plans (TIP), we constantly see agencies struggle...
Latest articles
With the UN Decade of Sustainable Transport, ITDP Calls for Scaling More Public Transport
As the United Nations inaugurates its first Decade of Sustainable Transport (2026–2035) this December, the Institute for Transportation and Development Policy (ITDP) is urging...
With the First UN Decade of Sustainable Transport, ITDP Calls for Scaling Public Transport
As the United Nations inaugurates its first Decade of Sustainable Transport (2026–2035) this December, the Institute for Transportation and Development Policy (ITDP) is urging...
With the First UN Decade of Sustainable Transport, ITDP Calls for Scaling Electric Public...
As the United Nations inaugurates its first Decade of Sustainable Transport (2026–2035) this December, the Institute for Transportation and Development Policy (ITDP) is urging...
ITDP at 40: A Conversation with Janette Sadik-Khan
2025 marks the 40th anniversary of ITDP. It’s a time to reflect on our journey from grassroots activism to global influence, and to look ahead at...
